Engineering notes & research

Notes on technical hiring and systems.

Practical articles on document parsing, objective candidate scoring, system security, and transparent evaluation architectures.

Featured · EngineeringOctober 18, 2026•6 min read

How PDF resume parsing works under the hood

A breakdown of deterministic text extraction, font layout normalization, and skill canonicalization without hallucinated candidate details.

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Architecture5 min read

Why black-box AI screening fails candidate trust

Why arbitrary AI percentage scores harm recruiting fairness, and how transparent multi-factor rubrics make hiring decisions defensible.

October 04, 2026Read
Hiring Practices7 min read

Designing structured interview blueprints that reduce bias

How fixed topic sequences, calibrated rubric scoring, and transcript verification keep panel evaluations consistent across diverse applicant pools.

September 22, 2026Read
Security4 min read

Protecting candidate PII with time-limited signed URLs

Why public S3/R2 storage buckets expose sensitive applicant data, and how we restrict resume access using cryptographically signed tokens.

September 11, 2026Read
Machine Learning6 min read

Beyond keyword matching: Relational skill mapping in tech

Understanding technology relationships (e.g. Docker and Kubernetes, PyTorch and JAX) to accurately evaluate candidates with adjacent experience.

August 29, 2026Read
Candidate Guide5 min read

What 1,000 mock technical interviews teach about preparation

Common communication pitfalls in technical rounds, and how active verbal simulation helps engineers clearly explain complex systems.

August 15, 2026Read

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